Crusea

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title: "Crusea" type: doc version: 1 created: 2026-02-28 author: "Wikipedia contributors" status: active scope: public tags: ["rubiaceae-genera", "spermacoceae", "flora-of-central-america"] description: "Genus of plants" topic_path: "general/rubiaceae-genera" source: "https://en.wikipedia.org/wiki/Crusea" license: "CC BY-SA 4.0" wikipedia_page_id: 0 wikipedia_revision_id: 0

::summary Genus of plants ::

| image = Crusea longiflora.jpg | image_caption = Crusea longiflora | display_parents = 2 | taxon = Crusea | authority = Schltdl. & Cham. | type_species = Crusea rubra (syn. of Crusea hispida) | type_species_authority = (Jacq.) Schltdl. & Cham.

Crusea (common name saucer flower) is a genus of angiosperms (flowering plants) in the family Rubiaceae. The genus is found in the south-western United States (Arizona and New Mexico), Mexico, and Central America. A few species are naturalized in Cuba and Puerto Rico.

Species

• Crusea andersoniorum Lorence – Oaxaca
• Crusea calcicola Greenm – San Luis Potosí, Querétaro, Guerrero, Oaxaca, Honduras
• Crusea calocephala DC. – widespread from Tamaulipas to Honduras
• Crusea coccinea DC.
  • Crusea coccinea var. breviloba Loes. – from Sinaloa to Guatemala and Belize
  • Crusea coccinea var. chiriquensis W.R.Anderson – Costa Rica and Panama
  • Crusea coccinea var. coccinea – from Jalisco to Oaxaca
• Crusea coronata B.L.Rob. & Greenm. – from Sonora to Oaxaca
• Crusea diversifolia (Kunth) W.R.Anderson – widespread from Arizona and New Mexico to Guatemala
• Crusea hispida (Mill.) Rob.
  • Crusea hispida var. grandiflora (Paul G.Wilson) W.R.Anderson – Guerrero, México State, Distrito Federal
  • Crusea hispida var. hispida – widespread across much of Mexico and naturalized in Cuba
• Crusea longiflora (Roem. & Schult.) W.R.Anderson – widespread across much of Mexico and naturalized in Puerto Rico
• Crusea lucida Benth. – Sonora, Sinaloa, Jalisco, Nayarit, Colima, Michoacán, Guerrero
• Crusea megalocarpa (A.Gray) S.Watson – widespread across much of Mexico
• Crusea parviflora Hook. & Arn. – widespread across much of Mexico, south to Nicaragua
• Crusea psyllioides (Kunth) W.R.Anderson – widespread across much of Mexico
• Crusea pulcherrima Borhidi & Salas-Mor. – Oaxaca
• Crusea setosa (M.Martens & Galeotti) Standl. & Steyerm. – widespread across much of Mexico, south to Nicaragua
• Crusea wrightii A.Gray
  • Crusea wrightii var. angustifolia W.R.Anderson – central and southern Mexico
  • Crusea wrightii var. wrightii – widespread across much of Mexico, north into Arizona

References

References

1. [http://plants.usda.gov/plant-profile?symbol=CRDI12 USDA plants profile, ''Crusea diversifolia'']
2. [https://www.biodiversitylibrary.org/page/96173#page/168/mode/1up Diederich Franz Leonhard von Schlechtendal & Ludolf Karl Adelbert von Chamisso. 1830. Linnaea 5(1): 165]
3. Davidse, G., M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera. 2012. Rubiaceae a Verbenaceae. 4(2): i–xvi, 1–533. In G. Davidse, M. Sousa Sánchez, S. Knapp & F. Chiang Cabrera (eds.) Flora Mesoamericana. Missouri Botanical Garden Press, St. Louis.

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